glaucoides - kumlieni

(last update: January 26, 2012)
Coordinators:
Dave Brown (Canada)
Bruce Mactavish (Canada)
Chris Gibbins (Scotland)
Peter Adriaens (Belgium)
Mars Muusse (Netherlands)

PDF's
Ringed birds
Iris classification
Primary classification

1cy Aug - Dec

2cy January
2cy February
2cy Mar - Apr
2cy summer
2cy Sept - Dec

3cy January
3cy February
3cy Mar - Apr
3cy summer
3cy Sept - Dec

sub-ad Jan - Apr
sub-ad summer
sub-ad Sept - Dec

adult January
adult February
adult Mar - Apr
adult summer
adult Sept - Dec

Kumlien's Gull (kumlieni) 3cy, February 2011, St John's, Newfoundland, Canada. Picture: Chris Gibbins.

Age 2nd winter: showing dark bill with pale base, patterned 2nd generation coverts, patterned uppertail coverts, rounded 2nd generation primaries and pale brown iris.

Primary category: --

Already several adult-like feathers in scapular region. Pattern as on typical Kumlien's: P7-P9 obviously darker on the outer-webs than inner primaries. Note faint mirror on P10.